All Products

SKU: SF-BOB-14558

Get with the times, already! This SparkFun Real Time Clock (RTC) Module is a Qwiic-enabled breakout board for the RV-1805 chipset. The RTC is ultra-low power (running at only about 22nA in its lowest power setting) so it can use a supercapacitor for backup power instead of a normal battery. ...

SKU: SF-BOB-12708

This is the SparkFun Real Time Clock (RTC) Module, this little breakout that uses the DS1307 to keep track of the current year, month, day as well as the current time. The module comes fully assembled and includes a small CR1225 Lithium coin cell battery that will run the RTC for a minimum of 9 y...

SKU: SF-BOB-10160

Here is a real time clock based on the DS3234 Real Time Clock IC. The DS3234 is a low-cost, extremely accurate SPI bus real-time clock with an integrated temperature-compensated crystal oscillator and crystal. The RTC maintains seconds, minutes, hours, day, date, month, and year information....

SKU: EC-RPA32311R

A high-precision real-time clock (RTC) module based on the DS3231 IC, designed to plug directly into a Raspberry Pi B+ (and compatible with Arduino). The DS3231 maintains accurate timekeeping with ±5 ppm accuracy (±0.432 seconds per day) across −40 °C to +85 °C, and includes a coin cell battery b...

SKU: SF-COM-00540

Standard ‘Watch’ or Real-Time-Clock crystal. 32.768kHz means it is precisely half of a 16-bit counter. Start counting at 0x8000 (or 32768). When the counter rolls over from 65535 to 0, then you know that exactly one second has passed. Reset the interrupt, reset the counter, and start counting aga...

SKU: DF-DFR0469

A high-precision I2C real-time clock (RTC) module from DFRobot's Gravity series, based on the SD2405AL chip. It features an internal rechargeable battery that keeps time for 5–8 years without external power, making it ideal for data logging, alarm clocks, and any project that needs reliable timek...

SKU: DF-DFR0998

This real-time clock (RTC) module uses the SD3031 chip, which has an integrated crystal oscillator and temperature compensator. This provides high-precision timing and stability. At a temperature of 25 °C, the accuracy is maintained at ±3.8ppm (±0.32832 seconds/day).The SD3031 can be powered by b...

SKU: SF-COM-10079

RTC stands for real time clock folks. The DS3234 is a low-cost, extremely accurate SPI bus RTC with an integrated temperature compensated crystal oscillator (TCXO) and crystal.

SKU: SF-WRL-18594

The SparkFun MicroMod DA16200 Function Board adds fully integrated Wi-Fi connectivity to any MicroMod project. Built around the DA16200 module with an Arm Cortex-M4F processor, it includes a 40 MHz crystal oscillator, 32.768 kHz RTC, 4 MB flash memory, and an on-board chip antenna — everything ne...

SKU: SF-WRL-24243 · MPN: WRL-24243

It's time to supercharge your next project with the SparkFun RA6M5 Thing Plus! Clocking in at 200MHz, the RA6M5 is a high-performance microcontroller from Renesas that is perfect for real-time applications. This translates to smooth responsiveness, lightning-fast data processing, and the ability ...

SKU: DF-DFR0151

The DS1307 Real Time Clock module developed by one of our designers: Waiman. The module comes fully assembled and pre-programmed with the current time (ok, so it's our current time - MST). The included Lithium coin cell battery (CR1225 41mAh) will run the module for a minimum of 9 years (17 ...

SKU: DF-DFR0821

A high-precision real-time clock (RTC) breakout board based on the DS3232 chip, featuring an integrated crystal resonator and temperature compensator. The DS3232 maintains accuracy of ±3.5ppm (±0.3 seconds/day) across the full operating range of -40°C to +85°C, making it ideal for applications th...

SKU: AF-5189

Keep track of time even when your project loses power or gets reprogrammed. This updated PCF8523 Real Time Clock breakout features STEMMA QT / Qwiic connectors for solderless I2C wiring, plus traditional breadboard headers. It works with both 3.3 V and 5 V power and logic, making it compatible wi...

SKU: DF-DFR0819

This real-time clock module (RTC) uses the DS3231 chip that integrates a crystal resonator and a temperature compensator, which improves the long-term accuracy of the module. In the range of -40°C to +85°C, the accuracy of DS3231 remains at ±3.5ppm (±0.3024 seconds/day).The device incorporates a ...

SKU: SF-GPS-18378

The SparkFun MicroMod GNSS Function Board features a u-blox NEO-M9N 92-channel GNSS receiver, supporting concurrent reception of GPS, GLONASS, Galileo, and BeiDou constellations with approximately 1.5 m horizontal accuracy. It connects to a MicroMod Main Board via the solderless M.2 connector and...

SKU: AF-255

THIS IS THE LATEST VERSION 2.1The ChronoDot RTC is an extremely accurate real time clock module, based on the DS3231 temperature compensated RTC (TCXO). It includes a CR1632 battery, which should last at least 8 years if the I2C interface is only used while the device has 5V power available. No e...

SKU: AF-3295

Keep track of time even when your project loses power or gets reprogrammed. The PCF8523 Real Time Clock breakout is a battery-backed RTC that communicates over I2C and works with both 3.3 V and 5 V power and logic. Perfect for datalogging, clock building, time stamping, timers, and alarms. Works...

SKU: WS-30737 · MPN: 30737

RP2350 1.43inch AMOLED Development BoardElevate your project's visual experience with the RP2350 1.43inch AMOLED Development Board, the ultimate blend of performance and stunning display. Designed for developers, hobbyists, and tech enthusiasts, this board offers the perfect canvas for your imagi...

SKU: AF-4282

The Adafruit PiRTC Precise DS3231 is a high-accuracy, battery-backed real-time clock that plugs directly onto your Raspberry Pi's GPIO header. Built around a genuine Maxim DS3231 with an integrated temperature-compensated crystal oscillator (TCXO), it delivers exceptional timekeeping accuracy — f...

SKU: SF-WRL-18567

Ultra. Low. Power. Arguably the best three words in the IoT world. SparkFun has teamed up with ARM and Dialog to provide you with this Qwiic WiFi Shield based around the DA16200 module. The DA16200 is a fully integrated WiFi module with a 40MHz crystal oscillator, 32.768KHz RTC clock, RF Lumped R...